20864080449

素因数分解:

$3^2\times {\mathrm{461}}^1\times {\mathrm{863}}^1\times {\mathrm{5827}}^1$

素因数の和:7157

約数の個数: 24

約数和(自身を含む): 30242564352

約数和(自身を除く): 9378483903

約数列:

[1, 3, 9, 461, 863, 1383, 2589, 4149, 5827, 7767, 17481, 52443, 397843, 1193529, 2686247, 3580587, 5028701, 8058741, 15086103, 24176223, 45258309, 2318231161, 6954693483, 20864080449]

約数ペア:

[(1, 20864080449), (3, 6954693483), (9, 2318231161), (461, 45258309), (863, 24176223), (1383, 15086103), (2589, 8058741), (4149, 5028701), (5827, 3580587), (7767, 2686247), (17481, 1193529), (52443, 397843)]